Biology
Grade-8
Easy
Question
_________ Filtration method is still used in some rural regions.
- Chlorination
- Clay vessel
- Solar
- Iodine addition
Hint:
In the village still, clay vessels are used for filtration.
The correct answer is: Clay vessel
- Ceramic filtration is the use of porous ceramic (fired clay) to filter microbes or other contaminants from drinking water.
- Raw water seeps through the ceramic filter element by gravity at a post-production rate of 1.7 to 3.5 liters per hour producing potable water.
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